/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

/*
 * AddLayerForm.java
 *
 * Created on May 11, 2011, 1:53:14 PM
 */
package tasks.ui.architecture;

import common.DomainException;
import common.Observer;
import common.ObserverInterest;
import domain.DomainFacade;
import domain.DomainFacadeImpl;
import java.util.List;

/**
 *
 * @author David
 */
public class AddLayerForm extends javax.swing.JPanel implements Observer {

    /** Creates new form AddLayerForm */
    public AddLayerForm() {
        initComponents();
        init();
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        addLayerLabel = new javax.swing.JLabel();
        addLayerField = new javax.swing.JTextField();
        addLayerButton = new javax.swing.JButton();
        addLayerErrorMsg = new javax.swing.JLabel();
        layerNumberBox = new javax.swing.JComboBox();

        addLayerLabel.setText("Name:");

        addLayerField.setText("Layer Name");

        addLayerButton.setText("Add layer");
        addLayerButton.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                addLayerButtonActionPerformed(evt);
            }
        });

        addLayerErrorMsg.setForeground(java.awt.Color.red);

        layerNumberBox.setModel(new javax.swing.DefaultComboBoxModel(new String[] { "Item 1", "Item 2", "Item 3", "Item 4" }));

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
        this.setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(addLayerLabel)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(addLayerField, javax.swing.GroupLayout.PREFERRED_SIZE, 203, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addGap(6, 6, 6)
                        .addComponent(layerNumberBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(addLayerButton))
                    .addComponent(addLayerErrorMsg))
                .addContainerGap(20, Short.MAX_VALUE))
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addComponent(addLayerErrorMsg, javax.swing.GroupLayout.DEFAULT_SIZE, 18, Short.MAX_VALUE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(addLayerLabel)
                    .addComponent(addLayerField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(addLayerButton)
                    .addComponent(layerNumberBox, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
        );
    }// </editor-fold>//GEN-END:initComponents

    private void addLayerButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addLayerButtonActionPerformed

        try {
            this.controller.addLayer(this.addLayerField.getText(), (Integer) this.layerNumberBox.getSelectedItem());
            addLayerErrorMsg.setText("");
        } catch (DomainException de) {
            addLayerErrorMsg.setText(de.getMessage());
        }

    }//GEN-LAST:event_addLayerButtonActionPerformed
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton addLayerButton;
    private javax.swing.JLabel addLayerErrorMsg;
    private javax.swing.JTextField addLayerField;
    private javax.swing.JLabel addLayerLabel;
    private javax.swing.JComboBox layerNumberBox;
    // End of variables declaration//GEN-END:variables
    private ArchitectureController controller;
    private DomainFacade facade;

    private void setNumbers() {
        List<Integer> usedLayerNumbers = this.controller.getUsedLayerNumbers();

        this.layerNumberBox.removeAllItems();

        for (int s = 1; s < 101; s++) {
            if (!usedLayerNumbers.contains(s)) {
                this.layerNumberBox.addItem(s);
            }
        }
    }

    public void setController(ArchitectureController controller) {
        this.controller = controller;
        this.setNumbers();
    }

    @Override
    public void notifyChange(ObserverInterest interest) {
        this.setNumbers();
    }

    private void init() {
        this.facade = DomainFacadeImpl.getInstance();
        this.facade.addObserver(this, ObserverInterest.LAYERS_CHANGED);
    }
}